In which county is ZIP code 99017 located?

ZIP 99017 is listed under Whitman, WA.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 99017: Lamont, WA

ZIP: 99017

County: Whitman

Coordinates: 47.18870, -117.87550

ZIP Type: Standard

Time Zone: Pacific Time (PT)

Explore detailed information for ZIP code 99017 in Lamont, WA. We include verified county details for Whitman plus key geographic references used for mapping and logistics.

Primary City	Lamont
ZIP Code	99017
County	Whitman
State	WA
Latitude / Longitude	47.18870, -117.87550
ZIP Type	Standard
Time Zone	Pacific Time (PT)
Data Updated	2026-01-08

Maps & Useful Links

Open in Maps: Google Maps · OpenStreetMap

These links show the approximate center point for ZIP 99017 (not an exact boundary).

Geographic & Administrative Context

The geographic center of ZIP code 99017 is approximately 47.18870 (latitude) and -117.87550 (longitude). This location sits within Whitman, contributing to regional planning across WA.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 99017 for mail delivery and general location reference in Whitman, WA.

This ZIP may extend beyond the city core into nearby communities within Whitman.

Related ZIP Codes (Nearby)

Explore other postal codes near Lamont within WA.

Frequently Asked Questions

What is the primary city for ZIP code 99017?

The primary city for this ZIP code is Lamont, located in WA.

In which county is 99017 located?

ZIP code 99017 is situated within Whitman, WA.

What are the coordinates for 99017?

The approximate center point is 47.18870 (Latitude) and -117.87550 (Longitude).

Is ZIP code 99017 active?

This page lists ZIP 99017 as Listed based on the latest refresh date shown above.

Does ZIP 99017 cover multiple areas?

Yes. Many ZIP codes cover multiple neighborhoods or nearby areas. For exact boundaries, use official mapping tools.

Methodology & Data Notes

How we build this page: We generate this page from a structured ZIP dataset and refresh key fields (city, county, and coordinates) during scheduled updates. Coordinates represent an approximate center point, not an official boundary map.
Sources: Public ZIP reference datasets and geographic coordinate references. If you use specific sources (e.g., USPS, Census), list them on your About/Methodology page.

Page updated: 2026-01-08